Earth has only one natural satellite, the moon, which is relatively large compared to its parent planet. It orbits Earth at ...

New research suggests there may be a hidden population of minimoons lurking near Earth, with fragments of the Moon traveling ...

An asteroid floating in our solar system has been discovered to have a very weird and unique double moon—and it might just change the way we think about how planets form. The asteroid ...

NASA’s Lucy spacecraft, during its flyby of asteroid Dinkinesh ... into the internal structure and evolutionary history of Dinky and Selam. According to Professor Jessica Sunshine of the ...

The asteroid Dinkinesh and the tiny moon orbiting it was discovered by Lucy during a 2023 flyby. AP Lucy is expected to encounter 11 asteroids in total during its journey, then spend the rest of ...

According to new reports, the newfound asteroid is actually an ancient companion of Earth’s, a quasi-moon that has been orbiting within our planet’s vicinity since at least 100 B.C. Further ...

Lucy’s latest asteroid encounter took place roughly 16 months after passing within 230 miles of Dinkinesh (aka “Dinky”) and its “baby asteroid” satellite, Selam. Donaldjohanson is the ...

A team of astronomers has determined the shape of asteroid 2024 YR4, which could hit the moon. | Credit: NOIRLab/NSF/AURA/R. Proctor Scientists have revealed the unusual shape of a large asteroid ...

A large asteroid whose chances of hitting Earth have been all but ruled out is now slightly more likely to hit the Moon than previously thought, Nasa says. When first discovered, asteroid 2024 YR4 ...